Grinder

Recording by Big Black.

Recording identifiers

ISRC
USTG31402002
CopyrightID (CopyrightChains transaction hash)
0xfa9534e9a4a3f2cc014139f163a8af840373b7f69a24f7db30cb70a20566f587
Copyright registration time
2026-06-26T10:16:00+00:00

OpenTimestamps proof evidence

Bitcoin-attested timestamp
2026-07-02T11:34:59Z
Bitcoin block
956349
Canonical record hash
sha256:34943115e93c30bcab5cc03d23ea5a3b5b960a0b8d2e7560f305709379268b39

What this proof establishes

This recording belongs to ProofProfile's historical evidence base derived from the pre-2022 AcousticBrainz and MusicBrainz corpus. ISRC is the stable recording-level bridge from that source corpus to the authoritative cc-db-prod track record.

CopyrightChains and Bitcoin OpenTimestamps make the exact committed record independently verifiable today. The cryptographic proof does not by itself establish authorship or ownership of the underlying recording.

Read the complete pre-generative-AI provenance and verification method.